name Veliparib namespace https://bioinformatics.umg.eu/onkopus/drugon# parent Drug parent Enzyme_Inhibitors parent Antineoplastic_Agents parent Heterocyclic_Compounds,_Fused-Ring parent Poly(ADP-ribose)_Polymerase_Inhibitors targets_at Poly_[ADP-ribose]_polymerase_2 targets_at Poly_[ADP-ribose]_polymerase_1